Battery box assembly



FIG. 1 is a top perspective view of a battery box assembly showing my new design.

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a left side view thereof;

FIG. 5 is a right side view thereof;

FIG. 6 is a top view thereof;

FIG. 7 is a bottom view thereof; and,

FIG. 8 is a bottom perspective view showing the battery box assembly. 

CLAIM The ornamental design for a battery box assembly, as shown and described. 